Aroldis Chapman or William Kempner

Baseball Stats Comparison

Stats
Projections
News & Notes
Schedule

Aroldis Chapman or William Kempner Player Statistics
	Aroldis Chapman RP - BOS	William Kempner RP - MIA
2026 Stats


Games Played	47	9

Games Started	0	0

Innings Pitched	45.2	12.1

Wins	3	1

Losses	4	0

Saves	30	0

Blown Saves	2	0

Holds	0	0

Hits Allowed	32	8

Earned Runs	9	4

Home Runs Allowed	2	1

Strikeouts	60	14

Walks	20	4

ERA	1.77	2.92

WHIP	1.14	0.97

Aroldis Chapman or William Kempner Player Projections
	Aroldis Chapman RP - BOS	William Kempner RP - MIA
2026 Projections


Games Played	62	21

Games Started	0	0

Innings Pitched	58.4	21.5

Wins	4	1

Losses	3	2

Saves	30	0

Blown Saves	2	0

Holds	3	1

Hits Allowed	40	20

Earned Runs	19	11

Home Runs Allowed	5	3

Strikeouts	82	21

Walks	25	12

ERA	2.96	4.71

WHIP	1.12	1.48

Aroldis Chapman or William Kempner Player Notes
	Aroldis Chapman RP - BOS	William Kempner RP - MIA
News
	Aroldis Chapman struck out one batter while allowing one hit in a scoreless outing to earn the save in Monday's 4-2 win over the Marlins. Chris Schommer Tue, Aug 25th	William Kempner has continued his non-throwing rehab. Ari Koslow Thu, Sep 3rd
	Aroldis Chapman struck out one batter over a scoreless frame to earn the save in Sunday's win over the Giants. Chris Schommer Sun, Aug 23rd	The Marlins transferred William Kempner to the 60-day injured list. Ari Koslow Fri, Aug 21st
	Aroldis Chapman struck out three batters in a scoreless outing to earn the save in Friday's 6-4 win over the Giants. Chris Schommer Sat, Aug 22nd	William Kempner was scheduled to undergo surgery on Wednesday. Ari Koslow Thu, Aug 20th
	Aroldis Chapman struck out one batter in a scoreless appearance to earn the save in Saturday's 3-2 win over the Dodgers. Chris Schommer Sun, Aug 2nd	William Kempner is scheduled to undergo elbow surgery. Ari Koslow Wed, Aug 12th
	Aroldis Chapman struck out two batters while allowing one hit over a scoreless frame to earn the save in Thursday’s 5-4 win over the Athletics. Chris Schommer Fri, Jul 31st	The Marlins say William Kempner will be re-evaluated next week. Ari Koslow Fri, Aug 7th
Notes
There are no recent notes for these players

Aroldis Chapman or William Kempner Player Schedules
Date	Opp	Opp Pitcher	VBR	Opp	Opp Pitcher	VBR
	Aroldis Chapman RP - BOS			William Kempner RP - MIA
Thu, Mar 26th	@ CIN	Andrew Abbott (6-10)	#144
Sat, Mar 28th	@ CIN	Brady Singer (5-13)	#186	vs COL	Michael Lorenzen (3-11)	#169
Sun, Mar 29th	@ CIN	Rhett Lowder (6-8)	#237	vs COL	Jose Quintana (2-3)	#425
Mon, Mar 30th	@ HOU	Lance McCullers Jr. (2-3)		vs CWS	Davis Martin (9-6)	#112
Tue, Mar 31st	@ HOU	Hunter Brown (4-3)	#21	vs CWS	Erick Fedde (7-8)	#422
Wed, Apr 1st	@ HOU	Mike Burrows (4-9)	#297	vs CWS	Shane Smith (0-2)	#260
Fri, Apr 3rd	vs SD	Michael King (9-9)	#60	@ NYY	Will Warren (9-6)	#53
Sat, Apr 4th	vs SD	Randy Vasquez (10-6)	#209	@ NYY	Ryan Weathers (5-8)	#217
Sun, Apr 5th	vs SD	Walker Buehler (8-6)	#181	@ NYY	Max Fried (4-4)	#19
Mon, Apr 6th	vs MIL	Brandon Woodruff (2-2)		vs CIN	Brandon Williamson (3-3)	#390
Tue, Apr 7th	vs MIL	Jacob Misiorowski (14-5)	#5	vs CIN	Andrew Abbott (6-10)	#144
Wed, Apr 8th	vs MIL	Shane Drohan (7-5)	#110	vs CIN	Brady Singer (5-13)	#186
Fri, Apr 10th	@ STL	Dustin May (6-9)	#44	@ DET	Keider Montero (9-8)	#143
Sat, Apr 11th	@ STL	Kyle Leahy (10-4)	#99	@ DET	Casey Mize (5-9)	#58
Sun, Apr 12th	@ STL	Andre Pallante (12-6)	#296	@ DET	Tarik Skubal (8-7)	#2
Mon, Apr 13th	@ MIN	Bailey Ober (7-4)	#94	@ ATL	Grant Holmes (9-5)	#184
Tue, Apr 14th	@ MIN	Mick Abel (1-2)		@ ATL	Reynaldo Lopez (4-3)	#118
Wed, Apr 15th	@ MIN	Simeon Woods Richardson (2-7)	#284	@ ATL	Bryce Elder (8-8)	#162
Fri, Apr 17th	vs DET	Casey Mize (5-9)	#58	vs MIL	Coleman Crow (0-1)	#281
Sat, Apr 18th	vs DET	Tarik Skubal (8-7)	#2	vs MIL	Brandon Woodruff (2-2)
Sun, Apr 19th	vs DET	Framber Valdez (8-10)	#35	vs MIL	Jacob Misiorowski (14-5)	#5
Mon, Apr 20th	vs DET	Jack Flaherty (3-8)	#90	vs STL	Michael McGreevy (6-9)	#114
Tue, Apr 21st	vs NYY	Luis Gil (1-2)	#386	vs STL	Dustin May (6-9)	#44
Wed, Apr 22nd	vs NYY	Max Fried (4-4)	#19	vs STL	Kyle Leahy (10-4)	#99
Thu, Apr 23rd	vs NYY	Cam Schlittler (12-6)	#15
Fri, Apr 24th	@ BAL	Brandon Young (9-3)	#137	@ SF	Adrian Houser (4-7)	#375
Sat, Apr 25th	@ BAL	Trevor Rogers (9-9)	#40	@ SF	Robbie Ray (11-7)	#108
Sun, Apr 26th	@ BAL	Kyle Bradish (7-12)	#41	@ SF	Landen Roupp (8-13)	#100
Mon, Apr 27th	@ TOR	Dylan Cease (10-5)	#8	@ LAD	Yoshinobu Yamamoto (12-8)	#13
Tue, Apr 28th	@ TOR	Trey Yesavage (5-5)	#206	@ LAD	Shohei Ohtani (8-2)	#1
Wed, Apr 29th	@ TOR	Eric Lauer (8-7)	#277	@ LAD	Tyler Glasnow (4-0)	#16
Fri, May 1st	vs HOU	Mike Burrows (4-9)	#297	vs PHI	Zack Wheeler (11-5)	#11
Sat, May 2nd	vs HOU	Spencer Arrighetti (7-8)	#175	vs PHI	Andrew Painter (3-8)	#168
Sun, May 3rd	vs HOU	Cody Bolton (0-1)	#388	vs PHI	Jesus Luzardo (13-5)	#9
Mon, May 4th	@ DET	Tyler Holton (1-5)	#96	vs PHI	Aaron Nola (6-10)	#65
Tue, May 5th	@ DET	Framber Valdez (8-10)	#35	vs BAL	Chris Bassitt (6-4)	#157
Wed, May 6th	@ DET	Jack Flaherty (3-8)	#90	vs BAL	Brandon Young (9-3)	#137
Thu, May 7th	vs TB	Griffin Jax (6-10)	#68	vs BAL	Cade Povich (2-1)	#244
Fri, May 8th	vs TB	Jesse Scholtens (5-3)	#275	vs WSH	Foster Griffin (15-4)	#55
Sun, May 10th	vs TB	Nick Martinez (13-4)	#89	vs WSH	Cade Cavalli (12-5)	#54
Tue, May 12th	vs PHI	Zack Wheeler (11-5)	#11	@ MIN	Bailey Ober (7-4)	#94
Wed, May 13th	vs PHI	Andrew Painter (3-8)	#168	@ MIN	Simeon Woods Richardson (2-7)	#284
Thu, May 14th	vs PHI	Jesus Luzardo (13-5)	#9	@ MIN	Zebby Matthews (9-8)	#95
Fri, May 15th	@ ATL	Spencer Strider (4-2)	#256	@ TB	Ian Seymour (9-6)	#57
Sat, May 16th	@ ATL	Bryce Elder (8-8)	#162	@ TB	Nick Martinez (13-4)	#89
Sun, May 17th	@ ATL	Grant Holmes (9-5)	#184	@ TB	Drew Rasmussen (14-5)	#23
Mon, May 18th	@ KC	Seth Lugo (6-8)	#156	vs ATL	JR Ritchie (1-2)	#366
Tue, May 19th	@ KC	Bailey Falter (0-2)		vs ATL	Martin Perez (8-8)	#187
Wed, May 20th	@ KC	Michael Wacha (8-8)	#75	vs ATL	Chris Sale (13-9)	#7
Fri, May 22nd	vs MIN	Connor Prielipp (4-7)	#71	vs NYM	Tobias Myers (0-2)	#215
Sat, May 23rd	vs MIN	Taj Bradley (10-6)	#50	vs NYM	Freddy Peralta (7-11)	#37
Sun, May 24th	vs MIN	Bailey Ober (7-4)	#94	vs NYM	Christian Scott (4-4)	#52
Tue, May 26th	vs ATL	Spencer Strider (4-2)	#256	@ TOR	Braydon Fisher (3-4)	#141
Wed, May 27th	vs ATL	Bryce Elder (8-8)	#162	@ TOR	Kevin Gausman (8-11)	#24
Thu, May 28th	vs ATL	Chris Sale (13-9)	#7
Fri, May 29th	@ CLE	Slade Cecconi (4-7)	#208	@ NYM	Freddy Peralta (7-11)	#37
Sat, May 30th	@ CLE	Parker Messick (11-8)	#33	@ NYM	Christian Scott (4-4)	#52
Sun, May 31st	@ CLE	Tanner Bibee (5-14)	#62	@ NYM	Nolan McLean (10-8)	#30
Tue, Jun 2nd	vs BAL	Shane Baz (5-14)	#47	@ WSH	Richard Lovelady (2-4)	#269
Wed, Jun 3rd	vs BAL	Chris Bassitt (6-4)	#157	@ WSH	Andrew Alvarez (2-6)	#136
Thu, Jun 4th	vs BAL	Trevor Rogers (9-9)	#40
Fri, Jun 5th	@ NYY	Ryan Weathers (5-8)	#217	vs TB	Drew Rasmussen (14-5)	#23
Sun, Jun 7th	@ NYY	Cam Schlittler (12-6)	#15	vs TB	Griffin Jax (6-10)	#68
Mon, Jun 8th	@ TB	Ian Seymour (9-6)	#57
Tue, Jun 9th	@ TB	Nick Martinez (13-4)	#89	vs ARI	Zac Gallen (3-9)	#160
Wed, Jun 10th	@ TB	Drew Rasmussen (14-5)	#23	vs ARI	Ryne Nelson (3-5)	#255
Fri, Jun 12th	vs TEX	Jack Leiter (3-7)	#249	@ PIT	Braxton Ashcraft (14-5)	#26
Sat, Jun 13th	vs TEX	Jacob deGrom (10-9)	#6	@ PIT	Bubba Chandler (6-9)	#127
Sun, Jun 14th	vs TEX	Nathan Eovaldi (10-9)	#78	@ PIT	Paul Skenes (9-11)	#3
Tue, Jun 16th	vs TOR	Dylan Cease (10-5)	#8	@ PHI	Jesus Luzardo (13-5)	#9
Wed, Jun 17th	vs TOR	Braydon Fisher (3-4)	#141	@ PHI	Andrew Painter (3-8)	#168
Thu, Jun 18th	vs TOR	Trey Yesavage (5-5)	#206
Fri, Jun 19th	@ SEA	Bryce Miller (4-8)	#48	vs SF	Landen Roupp (8-13)	#100
Sat, Jun 20th	@ SEA	Emerson Hancock (7-8)	#128	vs SF	Trevor McDonald (3-7)
Sun, Jun 21st	@ SEA	Logan Gilbert (11-8)	#10	vs SF	Logan Webb (8-8)	#22
Mon, Jun 22nd	@ COL	Ryan Feltner (5-9)	#431	vs TEX	Tyler Alexander (5-2)	#133
Tue, Jun 23rd	@ COL	Sean Sullivan (0-3)	#419	vs TEX	Cal Quantrill (6-5)	#185
Wed, Jun 24th	@ COL	Kyle Freeland (4-10)	#395	vs TEX	Jacob deGrom (10-9)	#6
Thu, Jun 25th	vs NYY	Cam Schlittler (12-6)	#15
Fri, Jun 26th	vs NYY	Will Warren (9-6)	#53	@ STL	Michael McGreevy (6-9)	#114
Sat, Jun 27th	vs NYY	Gerrit Cole (8-7)	#18	@ STL	Andre Pallante (12-6)	#296
Sun, Jun 28th	vs NYY	Carlos Rodon (4-3)	#39	@ STL	Kyle Leahy (10-4)	#99
Mon, Jun 29th	vs WSH	Miles Mikolas (3-9)		@ COL	Sean Sullivan (0-3)	#419
Tue, Jun 30th	vs WSH	Cade Cavalli (12-5)	#54	@ COL	Tanner Gordon (1-4)	#418
Wed, Jul 1st	vs WSH	Brad Lord (5-2)	#199	@ COL	Kyle Freeland (4-10)	#395
Fri, Jul 3rd	@ LAA	Reid Detmers (4-8)	#36	@ ATH	Jack Perkins (3-10)	#139
Sat, Jul 4th	@ LAA	Sam Aldegheri (3-4)	#393	@ ATH	Aaron Civale (6-7)	#193
Sun, Jul 5th	@ LAA	Ryan Johnson (3-7)	#236	@ ATH	Gage Jump (6-9)	#105
Tue, Jul 7th	@ CWS	Noah Schultz (3-9)	#329	vs SEA	Bryan Woo (10-9)	#12
Wed, Jul 8th	@ CWS	Davis Martin (9-6)	#112	vs SEA	George Kirby (9-10)	#20
Thu, Jul 9th	@ CWS	Anthony Kay (9-7)	#159	vs SEA	Bryce Miller (4-8)	#48
Fri, Jul 10th	@ NYM	Nolan McLean (10-8)	#30	vs CLE	Parker Messick (11-8)	#33
Sat, Jul 11th	@ NYM	Freddy Peralta (7-11)	#37	vs CLE	Tanner Bibee (5-14)	#62
Sun, Jul 12th	@ NYM	Zac Thornton (3-4)	#115	vs CLE	Joey Cantillo (9-8)	#79
Fri, Jul 17th	vs TB	Mason Englert (0-3)	#231	@ MIL	Logan Henderson (9-2)	#27
Sat, Jul 18th	vs TB	Ian Seymour (9-6)	#57	@ MIL	Shane Drohan (7-5)	#110
Sun, Jul 19th	vs TB	Shane McClanahan (10-6)	#42	@ MIL	Robert Gasser (4-5)	#92
Mon, Jul 20th	vs BAL	Shane Baz (5-14)	#47	@ HOU	Ronel Blanco (0-1)	#145
Wed, Jul 22nd	vs BAL	Kyle Bradish (7-12)	#41	@ HOU	Peter Lambert (8-7)	#146
Fri, Jul 24th	vs TOR	Trey Yesavage (5-5)	#206	vs SD	German Marquez (4-2)	#374
Sat, Jul 25th	vs TOR	Dylan Cease (10-5)	#8	vs SD	Randy Vasquez (10-6)	#209
Sun, Jul 26th	vs TOR	Kevin Gausman (8-11)	#24	vs SD	Walker Buehler (8-6)	#181
Mon, Jul 27th	@ ATH	Jack Perkins (3-10)	#139	vs PHI	Zack Wheeler (11-5)	#11
Tue, Jul 28th	@ ATH	Gage Jump (6-9)	#105	vs PHI	Aaron Nola (6-10)	#65
Wed, Jul 29th	@ ATH	Jacob Lopez (6-4)	#150	vs PHI	Jesus Luzardo (13-5)	#9
Thu, Jul 30th	@ ATH	Mason Barnett (1-4)	#426	@ NYM	Nolan McLean (10-8)	#30
Fri, Jul 31st	@ LAD	Edgardo Henriquez		@ NYM	Kodai Senga (0-9)	#72
Sat, Aug 1st	@ LAD	Yoshinobu Yamamoto (12-8)	#13	@ NYM	Zac Thornton (3-4)	#115
Sun, Aug 2nd	@ LAD	Emmet Sheehan (4-8)	#84	@ NYM	Robert Stock (1-3)	#173
Tue, Aug 4th	vs CWS	Davis Martin (9-6)	#112	@ ATL	Grant Holmes (9-5)	#184
Wed, Aug 5th	vs CWS	Sean Burke (8-6)	#66	@ ATL	Bryce Elder (8-8)	#162
Thu, Aug 6th	vs CWS	Luis Castillo (4-10)	#101	@ ATL	Martin Perez (8-8)	#187
Fri, Aug 7th	vs ATH	Jack Perkins (3-10)	#139	vs LAA	George Klassen (2-2)	#384
Sat, Aug 8th	vs ATH	Gage Jump (6-9)	#105	vs LAA	Walbert Urena (9-9)	#207
Sun, Aug 9th	vs ATH	J.T. Ginn (9-8)	#147	vs LAA	Grayson Rodriguez (4-6)	#97
Mon, Aug 10th	@ TOR	Jameson Taillon (2-6)	#140
Tue, Aug 11th	@ TOR	Dylan Cease (10-5)	#8	vs PIT	Paul Skenes (9-11)	#3
Wed, Aug 12th	@ TOR	Jose Soriano (11-7)	#32	vs PIT	Carmen Mlodzinski (7-6)	#104
Thu, Aug 13th	@ TOR	Max Scherzer (2-7)	#120	vs PIT	Braxton Ashcraft (14-5)	#26
Fri, Aug 14th	@ PIT	Bubba Chandler (6-9)	#127	@ CIN	Chase Burns (15-3)	#45
Sat, Aug 15th	@ PIT	Jared Jones (2-6)	#59	@ CIN	Brady Singer (5-13)	#186
Sun, Aug 16th	@ PIT	Lake Bachar (1-3)	#306	@ CIN	Nick Lodolo (3-3)	#126
Mon, Aug 17th	vs ARI	Mitch Bratt (1-3)	#301	@ PHI	Cristopher Sanchez (16-4)	#4
Tue, Aug 18th	vs ARI	Merrill Kelly (9-12)	#171	@ PHI	Zack Wheeler (11-5)	#11
Wed, Aug 19th	vs ARI	Brandon Pfaadt (7-2)	#119	@ PHI	Aaron Nola (6-10)	#65
Fri, Aug 21st	vs SF	Logan Webb (8-8)	#22	vs WSH	Brad Lord (5-2)	#199
Sat, Aug 22nd	vs SF	Blade Tidwell (0-1)	#174	vs WSH	Jake Irvin (2-8)	#166
Sun, Aug 23rd	vs SF	Matt Wilkinson (0-2)	#161	vs WSH	Jackson Kent (1-2)	#177
Mon, Aug 24th	@ MIA	Sandy Alcantara (13-8)	#67	vs BOS	Ranger Suarez (5-4)	#28
Tue, Aug 25th	@ MIA	Tyler Phillips (4-6)	#219	vs BOS	Payton Tolle (8-6)	#34
Wed, Aug 26th	@ MIA	Ryan Gusto (1-3)	#142	vs BOS	Sonny Gray (16-4)	#29
Fri, Aug 28th	@ NYY	Cam Schlittler (12-6)	#15	@ WSH	Jackson Kent (1-2)	#177
Sat, Aug 29th	@ NYY	Max Fried (4-4)	#19	@ WSH	Cade Cavalli (12-5)	#54
Sun, Aug 30th	@ NYY	Will Warren (9-6)	#53	@ WSH	Andrew Alvarez (2-6)	#136
Mon, Aug 31st	vs SEA	George Kirby (9-10)	#20	@ WSH	Will Dion (1-1)	#122
Tue, Sep 1st	vs SEA	Bryan Woo (10-9)	#12	@ KC	Randy Dobnak (2-3)	#429
Wed, Sep 2nd	vs SEA	Bryce Miller (4-8)	#48	@ KC	Noah Cameron (9-8)	#85
Thu, Sep 3rd	@ BAL	Brandon Young (9-3)	#137	@ KC	Michael Wacha (8-8)	#75
Fri, Sep 4th	@ BAL	Shane Baz (5-14)	#47	vs CHC	Shota Imanaga (8-10)	#25
Sat, Sep 5th	@ BAL	Chris Bassitt (6-4)	#157	vs CHC	Clay Holmes (6-6)	#51
Sun, Sep 6th	@ BAL	Kyle Bradish (7-12)	#41	vs CHC	Matthew Boyd (8-3)	#38
Mon, Sep 7th	vs LAA	Grayson Rodriguez (4-6)	#97	vs NYM	Robert Stock (1-3)	#173
Tue, Sep 8th	vs LAA	Reid Detmers (4-8)	#36	vs NYM	Sean Manaea (4-7)	#70
Wed, Sep 9th	vs LAA	Ryan Johnson (3-7)	#236	vs NYM	Nolan McLean (10-8)	#30
Fri, Sep 11th	vs KC	Seth Lugo (6-8)	#156	vs LAD
Sat, Sep 12th	vs KC	Randy Dobnak (2-3)	#429	vs LAD	Tyler Glasnow (4-0)	#16
Sun, Sep 13th	vs KC			vs LAD
Tue, Sep 15th	@ TEX			@ ARI
Wed, Sep 16th	@ TEX			@ ARI
Thu, Sep 17th	@ TEX
Fri, Sep 18th	@ TB			@ SD
Sat, Sep 19th	@ TB			@ SD
Sun, Sep 20th	@ TB			@ SD
Tue, Sep 22nd	vs CLE			@ CHC
Wed, Sep 23rd	vs CLE			@ CHC
Thu, Sep 24th	vs CLE			@ CHC
Fri, Sep 25th	vs CHC			vs ATL
Sat, Sep 26th	vs CHC			vs ATL
Sun, Sep 27th	vs CHC			vs ATL
Fri, Mar 27th				vs COL	Kyle Freeland (4-10)	#395
Thu, Apr 9th				vs CIN	Rhett Lowder (6-8)	#237
Sat, May 9th				vs WSH	Richard Lovelady (2-4)	#269
Thu, May 21st				vs ATL	Spencer Strider (4-2)	#256
Mon, May 25th				@ TOR	Trey Yesavage (5-5)	#206
Mon, Jun 1st				@ WSH	Cade Cavalli (12-5)	#54
Sat, Jun 6th				vs TB	Shane McClanahan (10-6)	#42
Thu, Jun 11th				vs ARI	Merrill Kelly (9-12)	#171
Mon, Jun 15th				@ PHI	Zack Wheeler (11-5)	#11
Thu, Jul 2nd				@ COL	Michael Lorenzen (3-11)	#169
Tue, Jul 21st				@ HOU	Tatsuya Imai (6-4)	#134
Mon, Sep 14th				@ ARI